[PATCH v4 10/29] ASoC: codecs: lpass-macro: Use guard() for mutex locks
| Newsgroups | org.infradead.lists.linux-mediatek,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-kernel,org.kernel.vger.linux-sound |
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| Message-ID | <[email protected]> |
From: bui duc phuc <[email protected]> Clean up the code using guard() for mutex locks. Merely code refactoring, and no behavior change. Signed-off-by: bui duc phuc <[email protected]> --- sound/soc/codecs/lpass-macro-common.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/sound/soc/codecs/lpass-macro-common.c b/sound/soc/codecs/lpass-macro-common.c index 6e3b8d0897dd..7e59616ed7bc 100644 --- a/sound/soc/codecs/lpass-macro-common.c +++ b/sound/soc/codecs/lpass-macro-common.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only // Copyright (c) 2022, The Linux Foundation. All rights reserved. +#include <linux/cleanup.h> #include <linux/export.h> #include <linux/module.h> #include <linux/init.h> @@ -71,21 +72,16 @@ EXPORT_SYMBOL_GPL(lpass_macro_pds_exit); void lpass_macro_set_codec_version(enum lpass_codec_version version) { - mutex_lock(&lpass_codec_mutex); + guard(mutex)(&lpass_codec_mutex); lpass_codec_version = version; - mutex_unlock(&lpass_codec_mutex); } EXPORT_SYMBOL_GPL(lpass_macro_set_codec_version); enum lpass_codec_version lpass_macro_get_codec_version(void) { - enum lpass_codec_version ver; + guard(mutex)(&lpass_codec_mutex); - mutex_lock(&lpass_codec_mutex); - ver = lpass_codec_version; - mutex_unlock(&lpass_codec_mutex); - - return ver; + return lpass_codec_version; } EXPORT_SYMBOL_GPL(lpass_macro_get_codec_version); -- 2.43.0